6bm6

Crystal Structure of the MetH Reactivation Domain bound to AdoHcy

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Methionine synthase

Escherichia coli

UniProt P13009

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 S-ADENOSYL-L-HOMOCYSTEINE × 1 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name METH_ECOLI
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–333; UniProt 897–1227

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id6bm6
Deposition date deposition_date2017-11-13
Structure title titleCrystal Structure of the MetH Reactivation Domain bound to AdoHcy
Keywords keywordsC-terminal domain, reactivation domain, MetH-AdoHcy, MetH-SAH, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

6bm6__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

6bm6__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

6bm6__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg(Guinier)21.92 Å
Rg (electron density)20.88 Å
Total Rg21.74 Å
Atom count2588
Residues325
Excluded volume45438 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 6bm6__assembly_1__model_1 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (3)

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6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd6bm6a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.173 — Methionine synthase activation domain-like
Superfamily Superfamily superfamilyd.173.1 — Methionine synthase activation domain-like
Family Family familyd.173.1.1 — Methionine synthase SAM-binding domain

CATH v4.4 (2 domains)

Domain ID domain_id6bm6A01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology196 — Cobalamin-dependent Methionine Synthase; domain 1
Homologous superfamily homologous superfamily10 — Vitamin B12-dependent methionine synthase, activation domain
Domain ID domain_id6bm6A02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology288 — Cobalamin-dependent Methionine Synthase; domain 2
Homologous superfamily homologous superfamily10 — Cobalamin-dependent Methionine Synthase, domain 2
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7. Citations (1)